IT1153561B - VALVE TO ADJUST THE PRESSURE - Google Patents

VALVE TO ADJUST THE PRESSURE

Info

Publication number
IT1153561B
IT1153561B IT23023/82A IT2302382A IT1153561B IT 1153561 B IT1153561 B IT 1153561B IT 23023/82 A IT23023/82 A IT 23023/82A IT 2302382 A IT2302382 A IT 2302382A IT 1153561 B IT1153561 B IT 1153561B
Authority
IT
Italy
Prior art keywords
adjust
valve
pressure
Prior art date
Application number
IT23023/82A
Other languages
Italian (it)
Other versions
IT8223023A0 (en
Inventor
Joerg Dantlgraber
Original Assignee
Rexroth Mannesmann Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rexroth Mannesmann Gmbh filed Critical Rexroth Mannesmann Gmbh
Publication of IT8223023A0 publication Critical patent/IT8223023A0/en
Application granted granted Critical
Publication of IT1153561B publication Critical patent/IT1153561B/en

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D16/00—Control of fluid pressure
    • G05D16/20—Control of fluid pressure characterised by the use of electric means
    • G05D16/2093—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power
    • G05D16/2097—Control of fluid pressure characterised by the use of electric means with combination of electric and non-electric auxiliary power using pistons within the main valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K15/00—Check valves
    • F16K15/02—Check valves with guided rigid valve members
    • F16K15/06—Check valves with guided rigid valve members with guided stems
    • F16K15/063—Check valves with guided rigid valve members with guided stems the valve being loaded by a spring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/044—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with more than one spring
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7905—Plural biasing means
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/7722—Line condition change responsive valves
    • Y10T137/7837—Direct response valves [i.e., check valve type]
    • Y10T137/7904—Reciprocating valves
    • Y10T137/7922—Spring biased
    • Y10T137/7929—Spring coaxial with valve
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/8593—Systems
    • Y10T137/86493—Multi-way valve unit
    • Y10T137/86574—Supply and exhaust
    • Y10T137/86622—Motor-operated

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Control Of Fluid Pressure (AREA)
  • Fluid-Driven Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Servomotors (AREA)
  • Fluid-Pressure Circuits (AREA)
IT23023/82A 1981-08-28 1982-08-27 VALVE TO ADJUST THE PRESSURE IT1153561B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19813134065 DE3134065A1 (en) 1981-08-28 1981-08-28 PRESSURE CONTROL VALVE

Publications (2)

Publication Number Publication Date
IT8223023A0 IT8223023A0 (en) 1982-08-27
IT1153561B true IT1153561B (en) 1987-01-14

Family

ID=6140332

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23023/82A IT1153561B (en) 1981-08-28 1982-08-27 VALVE TO ADJUST THE PRESSURE

Country Status (4)

Country Link
US (1) US4540018A (en)
JP (1) JPS5848112A (en)
DE (1) DE3134065A1 (en)
IT (1) IT1153561B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3243496A1 (en) * 1982-11-24 1984-05-24 Siemens AG, 1000 Berlin und 8000 München INTEGRATED SEMICONDUCTOR CIRCUIT WITH A DYNAMIC WRITE-READ MEMORY
JPS6184715A (en) * 1984-10-02 1986-04-30 Tlv Co Ltd Automatic setting reducing valve
US4648423A (en) * 1985-07-22 1987-03-10 Ford Motor Company Clutch-pressure control valve
GB8626678D0 (en) * 1986-11-07 1986-12-10 Dowty Hydraulic Units Ltd Electrohydraulic proportional control valves
DE3642642C3 (en) * 1986-12-13 1994-09-01 Rexroth Mannesmann Gmbh Circuit arrangement for position and feed control of a hydraulic drive
DE3810111A1 (en) * 1988-03-25 1989-10-12 Bosch Gmbh Robert CONTROL DEVICE FOR A PRESSURE CONTROL CIRCUIT
US5127400A (en) * 1990-03-23 1992-07-07 Bird Products Corp. Ventilator exhalation valve
US5014694A (en) * 1990-10-15 1991-05-14 Bird Products Corporation Ambient pressure air/oxygen blender
EP0800412B1 (en) * 1994-10-14 2003-03-26 Bird Products Corporation Portable drag compressor powered mechanical ventilator
US5692537A (en) * 1995-09-22 1997-12-02 Western Atlas International, Inc. Adjustable hydraulic control valve module
US6135967A (en) * 1999-04-26 2000-10-24 Fiorenza; Anthony Joseph Respiratory ventilator with automatic flow calibration
US6240919B1 (en) 1999-06-07 2001-06-05 Macdonald John J. Method for providing respiratory airway support pressure
CA2371511A1 (en) * 2002-02-13 2003-08-13 Rheal Duprey Dual function hydraulic valve and circuit
US8020584B2 (en) 2005-05-03 2011-09-20 Love Phillip W Variable valve for impact dispersal device

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1308165A (en) * 1919-07-01 Spring
US1518894A (en) * 1918-02-08 1924-12-09 Vapor Car Heating Co Inc Steam-regulating means
US1777611A (en) * 1928-05-15 1930-10-07 Grohek Matt Pressure-controlled valve
US2179003A (en) * 1937-07-02 1939-11-07 Abercrombie Pump Company Liquid pressure adjustable relief valve
US2436992A (en) * 1944-06-16 1948-03-02 Hpm Dev Corp Solenoid with plunger
US3017897A (en) * 1956-08-29 1962-01-23 Sertec Soc D Etudes Et De Rech Valve means for controlling the pressure of a fluid system
US2944564A (en) * 1959-05-29 1960-07-12 Jr Thomas M Pettey Pressure relief valve with remote calibration change
DE2103366A1 (en) * 1971-01-26 1972-08-17 Handtmann Metallgusswerk Armat Overfill protection for closed liquid containers
DE2114639A1 (en) * 1971-03-26 1972-10-05 Bosch Gmbh Robert Electrohydraulic control device for a hydraulic consumer
US3714953A (en) * 1971-10-20 1973-02-06 Nat Water Blast Inc Pressure relief valve
DE2416235A1 (en) * 1974-04-03 1975-10-16 Bosch Gmbh Robert Hydraulic pressure regulating valve - with control spool positioned by error signal from P-I-D shaping circuit with position feedback
GB1496256A (en) * 1975-09-01 1977-12-30 Ici Ltd Halogenation of metal phthalocyanines
FR2343179A1 (en) * 1976-03-05 1977-09-30 Poclain Sa TARE DISCHARGE VALVE AND REMOTE TARGET ADJUSTMENT DEVICE
US4133511A (en) * 1977-01-26 1979-01-09 Frieseke & Hoepfner Gmbh Electro-hydraulic regulating valve system
DE2811345C2 (en) * 1978-03-16 1986-12-11 Knorr-Bremse AG, 8000 München Pressure regulators for pneumatic pressures, in particular in vehicles
DE2840831C2 (en) * 1978-09-20 1984-06-28 Robert Bosch Gmbh, 7000 Stuttgart Electro-hydraulic directional valve
US4312380A (en) * 1979-03-10 1982-01-26 Robert Bosch Gmbh Magnetic valve
EP0039586B1 (en) * 1980-05-07 1984-09-12 Normalair-Garrett (Holdings) Limited Hydraulic pressure control valve

Also Published As

Publication number Publication date
JPS5848112A (en) 1983-03-22
DE3134065C2 (en) 1990-06-07
US4540018A (en) 1985-09-10
DE3134065A1 (en) 1983-03-10
IT8223023A0 (en) 1982-08-27

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